Cyclopropylacetylene → HCID 136247008, compound

Participants

Reaction Steps

The title compound was prepared according to the procedure described in Example 111 using N-(4-chloro-3-(3-(4-iodophenyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)benzyl)-2,2,2-trifluoroacetamide (Intermediate-146, 0.300 g, 0.568 mmol), ethynylcyclopropane (0.056 g, 0.852 mmol), TBAF (0.444 g, 1.72 mmol), bis(triphenylphosphine)palladium(II) chloride (0.016 g, 0.022 mmol) and DMSO (3.0 mL) to afford 0.020 g of the desired product. 1H NMR (300 MHz, DMSO d6): δ 0.75 (m, 2H), 0.90 (m, 2H), 1.55 (m, 1H), 4.43 (d, J=6.0 Hz, 2H), 7.38 (d, J=6.6 Hz, 1H), 7.46-7.51 (m, 3H), 7.64 (d, J=8.1 Hz, 1H), 7.76 (d, J=8.4 Hz, 2H), 10.06 (in, 1H), 12-13 (br s, 1H). MS (m/z): 461.12 (M+H)+.

Provenance & Evidence